A simple and lightweight rp that works in vanilla and allows you to see the exact light levels: 0, 1 and 15. offtop built it as a Minecraft pack. It asks for medium-tier hardware at minimum and works with Iris or OptiFine on Minecraft 1.21 – 26.2. Licensed MIT, so the download is mirrored right here on MineSpecs — no ads, no redirects.

How to install 0light1levels15

1. 1Install a shader loader for Minecraft 1.21 – 26.2 — Iris (pairs with Sodium) or OptiFine.0light1levels15 is a shaderpack, so it needs a loader to run.
2. 2Download the 0light1levels15 .zip from the button above — keep it zipped. It is mirrored on MineSpecs, so there is no ad-gate or redirect.
3. 3Drop the .zip into your .minecraft/shaderpacks folder (%appdata%\.minecraft\shaderpacks on Windows, ~/Library/Application Support/minecraft/shaderpacks on macOS).
4. 4Launch the game, open Options → Video Settings → Shaders, and select 0light1levels15.

Performance & what to expect

0light1levels15 is rated medium performance impact. It wants a mid-range dedicated GPU. Drop render distance a few chunks if you fall below 60 FPS.

More medium-impact shaders

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0light1levels15 is created by offtop and mirrored here under its MIT licence. MineSpecs is an unofficial fan project and is not affiliated with offtop, Mojang Studios or Microsoft.